Is it possible to play on multiple devices simultaneously?

Is it possible to play Co-Op exclusively with specific friends?

Is it possible to attempt a quest without meeting the Suggested Lv.?

Acquired items or equipment have disappeared.

What kind of content is 'The Gauntlette'?

Will held gems be transferred when changing devices between iOS and Android?

What types of stage features, such as traps, are present in the stages?

What is the mechanism of the Transmuter's Stamp Card?

Is it possible to adjust the placement of buttons if operating characters is difficult?